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CVE-2010-2023

N/A

Published: June 7, 2010 at 02:00 PM UTC

Updated: June 16, 2026 at 11:19 PM UTC

1 product affected across 1 vendorExim

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Severity

N/A

Exploit prediction

EPSS 0.3%

Description

transports/appendfile.c in Exim before 4.72, when a world-writable sticky-bit mail directory is used, does not verify the st_nlink field of mailbox files, which allows local users to cause a denial of service or possibly gain privileges by creating a hard link to another user's file.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

95%

v ≤ 4.714.10 4.20 4.21 4.22 4.23 4.24 4.30 4.31 4.32 4.33 4.34 4.40 4.41 4.42 4.43 4.44 4.50 4.51 4.52 4.53 4.54 4.60 4.61 4.62 4.63 4.64 4.65 4.66 4.67 4.68 4.69 4.70

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (18)

Mailing Listx_refsource_FULLDISC

Source: [email protected]

http://archives.neohapsis.com/archives/fulldisclosure/2010-06/0079.html

x_refsource_CONFIRM

Source: [email protected]

http://bugs.exim.org/show_bug.cgi?id=988

Mailing Listx_refsource_MLIST

Source: [email protected]

http://lists.exim.org/lurker/message/20100524.175925.9a69f755.en.html

Vendor Advisoryx_refsource_FEDORA

Source: [email protected]

http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042587.html

Vendor Advisoryx_refsource_FEDORA

Source: [email protected]

http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042613.html

Vendor Advisoryx_refsource_SUSE

Source: [email protected]

http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html

Third Party Advisoryx_refsource_SECUNIAVendor Advisory

Source: [email protected]

http://secunia.com/advisories/40019

Third Party Advisoryx_refsource_SECUNIA

Source: [email protected]

http://secunia.com/advisories/40123

CVSS

4.4MEDIUM[email protected]

Confidentiality: PARTIAL
Integrity: PARTIAL
Availability: PARTIAL

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-362

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